[PATCH] D57121: [ARM] Use sub for negative offset load/store in thumb1

[Dave Green via Phabricator via llvm-commits]

dmgreen updated this revision to Diff 183846.
dmgreen added a comment.

I've removed the ldrsh/ldrsb and made sure the value is a legal for a sub. This may or may not be what you meant, let me know.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D57121/new/

https://reviews.llvm.org/D57121

Files:
  lib/Target/ARM/ARMISelDAGToDAG.cpp
  lib/Target/ARM/ARMInstrThumb.td
  test/CodeGen/ARM/load.ll

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